38481520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6247}}^1$

素因数の和:6278

約数の個数: 80

約数和(自身を含む): 111564288

約数和(自身を除く): 73082768

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 6247, 12494, 24988, 31235, 43729, 49976, 62470, 68717, 87458, 99952, 124940, 137434, 174916, 218645, 249880, 274868, 343585, 349832, 437290, 481019, 499760, 549736, 687170, 699664, 874580, 962038, 1099472, 1374340, 1749160, 1924076, 2405095, 2748680, 3498320, 3848152, 4810190, 5497360, 7696304, 9620380, 19240760, 38481520]

約数ペア:

[(1, 38481520), (2, 19240760), (4, 9620380), (5, 7696304), (7, 5497360), (8, 4810190), (10, 3848152), (11, 3498320), (14, 2748680), (16, 2405095), (20, 1924076), (22, 1749160), (28, 1374340), (35, 1099472), (40, 962038), (44, 874580), (55, 699664), (56, 687170), (70, 549736), (77, 499760), (80, 481019), (88, 437290), (110, 349832), (112, 343585), (140, 274868), (154, 249880), (176, 218645), (220, 174916), (280, 137434), (308, 124940), (385, 99952), (440, 87458), (560, 68717), (616, 62470), (770, 49976), (880, 43729), (1232, 31235), (1540, 24988), (3080, 12494), (6160, 6247)]